pinebuds/services/ble_profiles/hogp/hogprh/src/hogprh.c

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2022-08-15 04:20:27 -05:00
/**
****************************************************************************************
* @addtogroup HOGPRH
* @{
****************************************************************************************
*/
/*
* INCLUDE FILES
****************************************************************************************
*/
#include "rwip_config.h"
#if (BLE_HID_REPORT_HOST)
#include "hogprh.h"
#include "hogprh_task.h"
#include "co_math.h"
#include "gap.h"
#include "ke_mem.h"
/**
****************************************************************************************
* @brief Initialization of the HOGPRH module.
* This function performs all the initializations of the Profile module.
* - Creation of datahide (if it's a service)
* - Allocation of profile required memory
* - Initialization of task descriptor to register application
* - Task State array
* - Number of tasks
* - Default task handler
*
* @param[out] env Collector or Service allocated environment data.
* @param[in|out] start_hdl Service start handle (0 - dynamically allocated), only applies for services.
* @param[in] app_task Application task number.
* @param[in] sec_lvl Security level (AUTH, EKS and MI field of @see enum attm_value_perm_mask)
* @param[in] param Configuration parameters of profile collector or service (32 bits aligned)
*
* @return status code to know if profile initialization succeed or not.
****************************************************************************************
*/
static uint8_t hogprh_init(struct prf_task_env* env, uint16_t* start_hdl, uint16_t app_task, uint8_t sec_lvl, void* params)
{
uint8_t idx;
//-------------------- allocate memory required for the profile ---------------------
struct hogprh_env_tag* hogprh_env =
(struct hogprh_env_tag* ) ke_malloc(sizeof(struct hogprh_env_tag), KE_MEM_ATT_DB);
// allocate HOGPRH required environment variable
env->env = (prf_env_t*) hogprh_env;
hogprh_env->prf_env.app_task = app_task
| (PERM_GET(sec_lvl, SVC_MI) ? PERM(PRF_MI, ENABLE) : PERM(PRF_MI, DISABLE));
hogprh_env->prf_env.prf_task = env->task | PERM(PRF_MI, ENABLE);
// initialize environment variable
env->id = TASK_ID_HOGPRH;
hogprh_task_init(&(env->desc));
for(idx = 0; idx < HOGPRH_IDX_MAX ; idx++)
{
hogprh_env->env[idx] = NULL;
// service is ready, go into an Idle state
ke_state_set(KE_BUILD_ID(env->task, idx), HOGPRH_FREE);
}
return GAP_ERR_NO_ERROR;
}
/**
****************************************************************************************
* @brief Destruction of the HOGPRH module - due to a reset for instance.
* This function clean-up allocated memory (attribute datahide is destroyed by another
* procedure)
*
* @param[in|out] env Collector or Service allocated environment data.
****************************************************************************************
*/
static void hogprh_destroy(struct prf_task_env* env)
{
uint8_t idx;
struct hogprh_env_tag* hogprh_env = (struct hogprh_env_tag*) env->env;
// cleanup environment variable for each task instances
for(idx = 0; idx < HOGPRH_IDX_MAX ; idx++)
{
if(hogprh_env->env[idx] != NULL)
{
if(hogprh_env->env[idx]->operation != NULL)
{
ke_free(hogprh_env->env[idx]->operation);
}
ke_free(hogprh_env->env[idx]);
}
}
// free profile environment variables
env->env = NULL;
ke_free(hogprh_env);
}
/**
****************************************************************************************
* @brief Handles Connection creation
*
* @param[in|out] env Collector or Service allocated environment data.
* @param[in] conidx Connection index
****************************************************************************************
*/
static void hogprh_create(struct prf_task_env* env, uint8_t conidx)
{
/* Put HID Client in Idle state */
ke_state_set(KE_BUILD_ID(env->task, conidx), HOGPRH_IDLE);
}
/**
****************************************************************************************
* @brief Handles Disconnection
*
* @param[in|out] env Collector or Service allocated environment data.
* @param[in] conidx Connection index
* @param[in] reason Detach reason
****************************************************************************************
*/
static void hogprh_cleanup(struct prf_task_env* env, uint8_t conidx, uint8_t reason)
{
struct hogprh_env_tag* hogprh_env = (struct hogprh_env_tag*) env->env;
// clean-up environment variable allocated for task instance
if(hogprh_env->env[conidx] != NULL)
{
if(hogprh_env->env[conidx]->operation != NULL)
{
ke_free(hogprh_env->env[conidx]->operation);
}
ke_free(hogprh_env->env[conidx]);
hogprh_env->env[conidx] = NULL;
}
/* Put HID Client in Free state */
ke_state_set(KE_BUILD_ID(env->task, conidx), HOGPRH_FREE);
}
/*
* GLOBAL VARIABLE DEFINITIONS
****************************************************************************************
*/
/// HOGPRH Task interface required by profile manager
const struct prf_task_cbs hogprh_itf =
{
hogprh_init,
hogprh_destroy,
hogprh_create,
hogprh_cleanup,
};
/*
* GLOBAL FUNCTIONS DEFINITIONS
****************************************************************************************
*/
const struct prf_task_cbs* hogprh_prf_itf_get(void)
{
return &hogprh_itf;
}
void hogprh_enable_rsp_send(struct hogprh_env_tag *hogprh_env, uint8_t conidx, uint8_t status)
{
// Counter
uint8_t svc_inst;
// Send APP the details of the discovered attributes on HOGPRH
struct hogprh_enable_rsp * rsp = KE_MSG_ALLOC(HOGPRH_ENABLE_RSP,
prf_dst_task_get(&(hogprh_env->prf_env) ,conidx),
prf_src_task_get(&(hogprh_env->prf_env) ,conidx),
hogprh_enable_rsp);
rsp->status = status;
rsp->hids_nb = 0;
if (status == GAP_ERR_NO_ERROR)
{
rsp->hids_nb = hogprh_env->env[conidx]->hids_nb;
for (svc_inst = 0; svc_inst < co_min(hogprh_env->env[conidx]->hids_nb, HOGPRH_NB_HIDS_INST_MAX) ; svc_inst++)
{
rsp->hids[svc_inst] = hogprh_env->env[conidx]->hids[svc_inst];
// Register HOGPRH task in gatt for indication/notifications
prf_register_atthdl2gatt(&(hogprh_env->prf_env), conidx, &hogprh_env->env[conidx]->hids[svc_inst].svc);
}
}
ke_msg_send(rsp);
}
#endif /* (BLE_HID_REPORT_HOST) */
/// @} HOGPRH